select 字段名,COUNT(0) AS 字段名 FROM 表名 GROUP BY 字段名 HAVING COUNT(字段名)>1 相关文章: 2021-11-18 2021-07-12 2021-09-25 2021-11-29 2021-11-29 2021-12-31 2021-11-23 2021-06-26